Jul 27, 2020

Tired of going through those numbers, symbols and formulae in your math text book? Time to take a break then. In here, we have listed a few math facts that are enthralling and fun at the same. You might not require some of these facts in life but hey, this is just for fun; right? Your knowledge would increase. Therefore, it does count. Anyway, enough of all that rambling; let’s begin without further ado.

- The square of 111,111,111 gives a result of 12,345,678,987,654,321.
- Ancient Babylonians used to do math in a base of 60 instead of a base 10. That’s the only reason for which we have 360 degrees in a circle and 60 seconds in a minute. Source - Babylonian numerals.
- 2,520 is considered to be the smallest number that’s divisible by all numbers between 1 to 10. Source - 2520 (number).
- There’s a problem called the birthday problem or the birthday paradox in probability theory that states that in a group of 23 people, there is a 50% chance of at least two having a birthday on the same day.
- If we do a multiplication of the number 21978 by 4, you’ll get the result as 87912 which is the exact reverse of the initial number 21978.
- Sir Isaac Newton’s Principia Mathematica had a simple error that wasn’t noticed for almost 300 years. A student figured that out after 3 centuries.
- 2200 years ago, a Greek scholar Eratosthenes found out the circumference of the Earth on pure estimation and his estimation was also remarkably accurate. Another thing to know here is the fact that he never left Egypt to find that out. Source - Eratosthenes.
- The biggest ever prime number found is more than 22 million digits long. Source - Prime number with 22 million digits is the biggest ever found.
- 1 when divided by a number 998001 gives an entire sequence from 000 to 999 in an order. Source - 1/998001.
- Arabic numeric symbols (the set of 10 symbols- 1, 2, 3, 4, 5, 6, 7, 8, 9, 0) are actually invented in India. Source - Hindu-Arabic numerals.
- Newton invented calculus in about the same time the average student takes to learn it. Source - History of calculus.
- “Four” is considered to be the only number in English language that’s spelt with the same amount of letters as the number itself.
- Among all shapes having the same area, circle has the shortest perimeter of all.
- A 3 dimensional parallelogram is known as parallelepiped.
- Zero does not have a Roman numerical representation. All other numbers can be classified in a Roman numerical form.
- Hope you enjoyed that. We’ll sign off for now. Hope you had a good read.

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